What has lots of eyes, but can’t see?

Can you divide numbers from 1 to 9 (1 2 3 4 5 6 7 8 9) into two groups so that the sum of the numbers of each group is equal?

Note: 9 cannot be turned over to make it 6.

Replace the question mark with the number below given a simple math problem.

Can you spot the hidden girl in the picture below?

They came out at night, without being called.
They lost at day, without being stolen.
Who are they?

How can you leave a room with two legs and return with six legs?

What can run but never walks, has a mouth but never talks, has a head but never weeps, has a bed but never sleeps?

A large container is kept in open under the rain. Every passing hour, the water collected inside the container becomes double what it was.

In ten hours, the container is filled completely. Can you calculate how long would it have taken to be filled in half?

If an electric train is travelling south, then which way is the smoke going?

My grandson is about as many days as my son in weeks, and my grandson is as many months as I am in years. My grandson, my son and I together are 120 years. Can you tell me my age in years ?